| abstract |
The subject of the present invention is a process for dyeing keratin fibers and in particular human keratin fibers such as the hair, characterized in that it consists in applying to the fibers a dyeing composition (A) containing, in a medium suitable for dyeing, at least one oxidation dye precursor and / or one or more couplers and as reducing agent at least one ketose, and - to reveal in the presence of air the color in an alkaline, neutral medium or acid using a laccase, the latter being incorporated in composition (A) or in a composition (B), compositions (A) and (B) being mixed immediately before use or applied to the one after another on the keratin fibers. |